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Questions tagged [proxmox]

Proxmox Virtual Environment is an AGPL licensed and debian-based Linux distribution with a strong focus on hosting virtual machine.

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Remove lvm volumes after fresh Debian install

I've done a fresh Debian install on a system that had a second disk that was previously used for Proxmox and had some lvm volumes on it. If I do a lsblk I get: NAME MAJ:MIN RM ...
bibac's user avatar
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1 vote
0 answers
37 views

How do I configure 2 public IP addresses on Debian and enable NAT traversal on one?

I got 2 IP addresses from my hosting company, xx.xx.xx.109 and xx.xx.xx.110, both in the same subnet. The subnet mask is 255.255.255.192 and the gateway is xx.xx.xx.20 I have a Proxmox server and ...
WarningSign's user avatar
0 votes
2 answers
43 views

Optimizing storage usage in Proxmox + CEPH cluster

My friend and I bought 3 Dell Power Edge R740xd servers (128GB of RAM each) along with 11 SSD of 1TB each and 14 HDD of 14TB each. They are interconnected through 2 switches in two different networks ...
d3vr10's user avatar
  • 1
0 votes
1 answer
79 views

Why is Linux not using RAM but only Swap?

How can such an output of free -m be explained? total used free shared buff/cache available Mem: 32036 1012 225 3 8400 ...
theHacker's user avatar
  • 181
1 vote
0 answers
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How to isolate cpu cores, even from kernel space, at boot?

I have a faulty Ryzen 5900X desktop CPU. Previously, I somewhat tamed its faulty cores via isolcpus=2,3,14,15 kernel parameter in GRUB2 (see https://blog.cbugk.com/post/ryzen-5850x/). However, on ...
cbugk's user avatar
  • 446
0 votes
0 answers
28 views

What is a best way to do backups of Linux-based application running on computer with two disks?

I have a nettop PC on which the Proxmox VME is installed. There is a VM running there, which hosts application (on Ubuntu OS). This PC has two SSDs installed. On first disk the Proxmox is installed ...
Mateusz Michala's user avatar
0 votes
1 answer
146 views

Veeam Backup Agent error during blksnap compile on PROXMOX 8 / Debian12

On our two PROXMOX servers version 8.2.2 do we have a compile problem with veeam blksnap. dkms install -m blksnap -v 6.1.0.1498 Sign command: /lib/modules/6.8.4-2-pve/build/scripts/sign-file Signing ...
techloc's user avatar
  • 11
0 votes
0 answers
41 views

BTRFS won't remove missing disk?

I had a hard drive fail in my BTRFS raid10 array, and it is failing to remove. What am I missing? I already added a replacement drive /dev/sdf, but it won't let me remove the old failed drive. dulanic@...
Dulanic's user avatar
2 votes
0 answers
59 views

send mail with empty from header field

I'd like to send a mail using mailutils on Debian 12, but without or with a empty FROM field. In my Proxmox mail gateway there are sporadic mails without a from field. I've created a rule to replace ...
bvsta's user avatar
  • 21
0 votes
0 answers
17 views

VM/LXC asks AAAA record in a IPV6 disabled proxmox cluster

I have a Proxmox cluster with IPv6 disabled. Following setting made on /etc/sysctl.conf: net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 net.ipv4.ip_forward = 1 When I do ...
Haseena's user avatar
  • 101
0 votes
1 answer
76 views

turn on/off an external usb hdd with UHUBCTL

I need to turn on/off an external usb hdd on my Proxmox VE 8 zimaboard832 (Debian 12 Bookworm) automatically. It's possibile with uhubctl? If it is, how can i make a turn_on/off bash script safely?
Alessandro's user avatar
0 votes
0 answers
85 views

Write QCOW2 image to iSCSI LUN?

I've been trying to write a QCOW2 image to an iSCSI LUN target but have been unsuccessful. Based on this link, this should be possible (and should be possible without having to mount the iSCSI LUN as ...
quantum's user avatar
  • 101
0 votes
0 answers
262 views

Ubuntu 22.04 vm stuck on boot at recovering journal

I have an ubuntu 22.04 server running on proxmox. I use it to stream media and it randomly froze up the other day. I have tried resetting and at first it would get to the login screen but freeze ...
postelrich's user avatar
0 votes
1 answer
30 views

Linux Group ACLs for FileServer Proxmox Container

I've installed a LXC fileserver on Proxmox Server to share a 1TB volume via NFS and CIFS and have it working with a set of user and group. Group: authors Users: Alicia Lisa Henrik Lars Group: ...
Alicia Wentworth's user avatar
0 votes
0 answers
21 views

How to access to a kubenetes pod from outside using proxmox(Virtualisation solution)

I have a proxmox host(@ip=231.25.36.12),inside I have installed a kubernetes cluseter, this cluster consists of 3 vms(these VMs are not routable I mean they are accessible just from proxmox node, they ...
estem estem's user avatar
0 votes
1 answer
46 views

NFS3 permissions issue for only some system users

My nfs share is mounted in an ubuntu 22 VM, root, ubuntu and a test user I created can all read/write. However the plex user created by the plex install cannot read or write. When I sudo su plex and ...
aegon52's user avatar
2 votes
1 answer
247 views

Migrate existing RAID1 volumes to LVM on Proxmox

Notes: I read How to convert SW MD RAID1 arrays to LVM mirrors? but wanted to pose the question as that is quite an old post. This is my first post. I have a sw RAID1 (2 8TB HDDs that present to ...
stauntonjr's user avatar
0 votes
1 answer
182 views

ZFS: Best Practices for Restructuring multiple pools with encrypted datasets at once

High Level Description So I currently have a convoluted ZFS setup and want to restructure it, reusing some of the existing hardware. I know that the recommended way of doing something like this is to ...
frieder's user avatar
2 votes
1 answer
42 views

Why does "pgrep -O 600" fail in an LXC? procps bug?

Debian 12.2 in an unpriviledged LXC (proxmox). It's almost 11:45 AM local time. At 5:00 AM in the morning, cron started a script: USER PID %CPU %MEM VSZ RSS TTY STAT START TIME ...
Jan's user avatar
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0 votes
0 answers
89 views

qBittorrent to CIFS share strange write spikes

This will probably get deleted, but I don't know how to write this without going on for paragraphs. I am having huge trouble trying to get qBittorrent to play nice with my new NAS (Synology DS1511+) ...
dhenry437's user avatar
0 votes
1 answer
57 views

Is proxmox "portable"?

Ubuntu seems to be portable: an Ubuntu SSD can be move from one PC to another, so long as the PC is older than the Ubuntu release year. I understand that ProxMox is also a Debian distro. Ubuntu 17.x....
gatorback's user avatar
  • 1,384
0 votes
1 answer
60 views

Debian: disk is remounted as read-only

I have a VM in Proxmox running Debian. After a sudden power failure I've got problems with this VM and it seems due to the fact that the disc has been remounted as read only. Docker is complaining /...
Chrisvdberge's user avatar
0 votes
1 answer
848 views

Obtain a Wordpress Website with a Proxmox container available from outside with https (ssl encryption)

My prelimanary actions: setting up a ddns hostname with noip service (ok) configured to automatically keep alive the association on my home router(ok) installed a proxmox server v8 (ok) create a lxc ...
Alessandro's user avatar
0 votes
0 answers
91 views

VEEAM Linux Agent: Detect partition tables. Failed

I use the VEEAM agent version 6.0.3.1221 with Debian 12.1 (PROXMOX). At first everything worked fine for weeks. Suddenly we have the following issue - see the log. Is it possible to disable the ...
techloc's user avatar
  • 11
1 vote
1 answer
202 views

Creating swap for Debian across several SSD drives

I have my home server with Proxmox installed. During installation I created just a default swap partition of small size, but did not consider it necessary, since my server has 192GB of RAM installed. ...
Paul Vetrov's user avatar
0 votes
0 answers
196 views

nfs-server.service won't start, bad exportfs entry persists

I'm using Proxmox and ZFS. Previously, I had set up an NFS share using sharenfs, on a now removed zfs pool (panzer). Over a year has passed, and I'm trying to set up a new NFS share. When I run ...
Daniel's user avatar
  • 101
1 vote
0 answers
224 views

LVM2 partially destroyed using the "fio" command in a wrong way - how to recover what can be recovered

i already posted my question on the Proxmox forum because that is the hypervisor i am using, however i take the opportunity of doing it here as well, the more people sees it the better chance i have ...
mauro23's user avatar
  • 11
0 votes
2 answers
1k views

How to solve the error "Pemission denied" when writing to a NFS shared folder

I set up my NFS following this video from Jay (The Linux Guy) until before setting up the autofs. In my case my server (192.168.1.99) is running the Proxmox 8 (based on Debian) and my laptop (192.168....
Saulo's user avatar
  • 173
0 votes
1 answer
455 views

Outbound port 25 server issue

I recently attempted to install iRedMail on a container running Ubuntu 20.04 on my Proxmox server in my home lab. Everything apart the port 25 is working perfectly (updates, remote connection, remote ...
Alex's user avatar
  • 3
1 vote
2 answers
194 views

Two identical network cards, one unclaimed

I got two identical network cards in my server that I run Proxmox VE on. One of them is unclaimed, the other one is running fine. Can anyone help with this? I understand that unclaimed usually is a ...
Benny's user avatar
  • 111
0 votes
0 answers
697 views

Installing Proxmox VE 7.4 on the host machine with Secure Boot

I've done some research and I have not been able to make an EFI-bootable ISO from the Proxmox ISO freely available on their website. By this I mean that the bootable ISO provided will boot fine on a ...
Whoeza's user avatar
  • 1
0 votes
1 answer
1k views

activating LV 'pve/data' failed: Check of pool pve/data failed (status:1). Manual repair required! (500)

Good afternoon, I'm asking for help in recovering damaged metadata after a 220V drop on the server, when the power was restored and the server booted up, I got an error in the Proxmox panel activating ...
user avatar
1 vote
0 answers
238 views

Port Forwarding from VPN VM to All Other VMs in its Subnet

I'm using proxmox hypervisor to setup a ubuntu VPN VM (Mullvad VPN) that effectively acts as gateway for all other VMs. Here is my setup illustrated: In VPN VM, I'm using these command to route the ...
Ryan's user avatar
  • 11
1 vote
0 answers
467 views

How to repair lvm2 thin_pool?

Recently I had spun up a new vm that I was using as "tempstorage". Basically I set the size to 16tb which was the overall servers max space. I had 3 other vms up and running before this. ...
bogusT's user avatar
  • 11
-2 votes
1 answer
150 views

ps showing processes that can't possibly be running?

Not sure if this is proxmox related, but when I run ps aux I see a bunch of processes running with uid 100000 (some higher) and some are for processes that involve a shell script that doesn't even ...
captcha's user avatar
  • 1,020
3 votes
0 answers
2k views

Conflict between linux kernel and nvme drives. Faulty power saving mode enabled? ("nvme_core.default_ps_max_latency_us=0 pcie_aspm=off" didn't help)

I have two barely identical servers. Both with: BIOSTAR GTA690 motherboard Intel CPU Same amount of RAM & disk layout PVE distribution (debian based hypervisor). Kernel 5.19.17-1-pve. I have ...
Héctor's user avatar
  • 278
0 votes
1 answer
239 views

Cron job to run rmmod not executing at reboot

This is on Proxmox VE 7.3 with Debian 11. I ran crontab -e, added @reboot /home/onboot.sh to the file, saved it, ensured cron is running with systemctl enable cron.serviceand verified it's running at ...
Justin's user avatar
  • 1
0 votes
2 answers
2k views

Buffer I/O error on dev sdc logical block 418914480, async page read

i get the following error message when i try to boot linux (debian). My sata cable of the hard drive had loose contact and fell off yesterday while running… Any tips to get the system running again? ...
erix's user avatar
  • 1
1 vote
0 answers
327 views

Increment of HDDs disk read request waiting time after linux kernel update

Issue presentation: Environment: Debian (bullseye) based distro (proxmox VE) on top of ZFS Action: Kernel update from 5.15.74-1 to 5.19.17-1 Consequence: Increment of HDDs disk read request waiting ...
Héctor's user avatar
  • 278
0 votes
1 answer
3k views

Virtual router in homelab Proxmox VM: how to send requests from main/home network to VM behind virtual router?

I have a homelab setup like this (diagram is also available here): One thing to note here is, my Proxmox host just has 1 NIC for ethernet cable. It has WiFi too but I decided not to use it because it ...
Zulhilmi Zainudin's user avatar
0 votes
1 answer
634 views

Cannot Access Docker Containers over Network

Having some issues accessing Docker containers on my network. Server software stack: Proxmox VE Ubuntu 22.04 Jellyfin (Web UI works) Portainer (Web UI doesn't work) QBittorrent (Web UI doesn't work) ...
cantStop45's user avatar
0 votes
0 answers
175 views

Constant ext4 corruption

For the second time now in about 6 weeks, my Proxmox root has reported ext4 errors and I've had to fix them by booting into initramfs and running fsck.ext4. There's one file I can't seem to delete - ...
Harv's user avatar
  • 2,144
1 vote
1 answer
824 views

sys-kernel-debug, and logind service fail causing noticeable delay on logging in

Background/Context Im running a Debian GNU/Linux 11 (bullseye) x86_64(5.4.174-2-pve) virtualized server on a LVC container(proxmox stuff). Im really new to both debian(i tipically use arch linux which ...
Imeguras's user avatar
  • 133
4 votes
2 answers
47k views

Mount NFS - "operation not permitted" in Proxmox container

I'm trying to mount a simple NFS share, but it keeps saying "operation not permitted". The NFS server has the following share. /mnt/share_dir 192.168.7.101(ro,fsid=0,all_squash,async,...
markfree's user avatar
  • 365
0 votes
0 answers
1k views

Can't get hardware acceleration working with Intel Graphics passthrough on Debian VM

I have a Debian 11 (Bullseye) VM where I have attempted to passthrough the intel GPU according to posts like this https://forum.proxmox.com/threads/guide-intel-intergrated-graphic-passthrough.30451/ ...
milkyway's user avatar
0 votes
0 answers
1k views

Formatting USB external HDD fails with IO error

Output of lsblk: root@pve:~# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 1.8T 0 disk ├─sda1 8:1 0 1007K ...
James Wagner's user avatar
0 votes
1 answer
4k views

Deleting /etc/machine-id in ubuntu-minimal-cloudimg for proxmox template

I am trying to make a template for my Ubuntu VMs mostly by following Techno Tim's instructions here. I differ from Tim by wanting to also install qemu-guest-agent so I can get the IP of the vm without ...
Izatwin's user avatar
0 votes
0 answers
141 views

VM hangs when mounting a (full) partition

First of all, I should say I'm a beginner regarding these matters, so please bear with me for a moment. Thank you. My company accidentally fill one RAIDZ partition (named sdb1) up to 100% of its ...
Lith's user avatar
  • 101
3 votes
0 answers
2k views

Any way to disable "A stop job is running" in Debian 10 [duplicate]

edit2: This question keep getting closed with links which point to completely irrelevant posts so giving up on it. edit: I'm asking how to disable/kill the Stop Job, not change the time to SIGKILL (...
Nstevens's user avatar
  • 205
1 vote
1 answer
817 views

GRE IP to virtual machine (Proxmox) - Traceroute showing full route

88.198.49.xxx = Hetzner (will run virtual machines on this) 141.94.176.xxx = OVH (contains block below) 164.132.xxx.0/28 = IP block to use on Hetzner as virtual machines To get GRE set up I ran the ...
Teddy77's user avatar
  • 3,033